16404830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 33915024

約数和(自身を除く): 17510194

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 571, 845, 1105, 1142, 1690, 2210, 2855, 2873, 5710, 5746, 7423, 9707, 14365, 14846, 19414, 28730, 37115, 48535, 74230, 96499, 97070, 126191, 192998, 252382, 482495, 630955, 964990, 1261910, 1640483, 3280966, 8202415, 16404830]

約数ペア:

[(1, 16404830), (2, 8202415), (5, 3280966), (10, 1640483), (13, 1261910), (17, 964990), (26, 630955), (34, 482495), (65, 252382), (85, 192998), (130, 126191), (169, 97070), (170, 96499), (221, 74230), (338, 48535), (442, 37115), (571, 28730), (845, 19414), (1105, 14846), (1142, 14365), (1690, 9707), (2210, 7423), (2855, 5746), (2873, 5710)]